13352513434431 has 16 divisors (see below), whose sum is σ = 18420574821600. Its totient is φ = 8593174332288.

The previous prime is 13352513434423. The next prime is 13352513434459. The reversal of 13352513434431 is 13443431525331.

It is not a de Polignac number, because 13352513434431 - 2³ = 13352513434423 is a prime.

It is a super-2 number, since 2×13352513434431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13352513434831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13325896 + ... + 14292813.

It is an arithmetic number, because the mean of its divisors is an integer number (1151285926350).

Almost surely, 2^{13352513434431} is an apocalyptic number.

13352513434431 is a deficient number, since it is larger than the sum of its proper divisors (5068061387169).

13352513434431 is a wasteful number, since it uses less digits than its factorization.

13352513434431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27624298.

The product of its digits is 777600, while the sum is 42.

Adding to 13352513434431 its reverse (13443431525331), we get a palindrome (26795944959762).

The spelling of 13352513434431 in words is "thirteen trillion, three hundred fifty-two billion, five hundred thirteen million, four hundred thirty-four thousand, four hundred thirty-one".